Largest lake in Great Britain measured by surface area.

Legend says this rock was once a chopping block for public executions.

A single oak tree rises out of the waters of Loch Lomond.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

Macabre astrological automaton clock dating to the late 1400s.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Steadily reminding Czechia of its past.

A forgotten underground railway once whooshed trams beneath London.

A scattered trail of street art adds a pop of color to the city's stark structures.

Locals affectionately dubbed this World War I memorial "Tommy."

This now museum began supplying water to Sunderland during the mid-19th century.

Journey through this open museum where even employees remain true to period.

Glasgow's oldest pub has a proud literary tradition and possibly a ghost or two.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

An angelic, yet demonic-looking figurine presides over one of Glasgow's most ancient streets.

Royal burial place of the kings of ancient Britain.

Over a decade ago, painted penguins mysteriously appeared around Berwick-upon-Tweed for no apparent reason.

It's said that at this location, a Scottish poet met the Queen of the Fairies.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

The beloved war-time celebrity spent time in the area before retiring to the Edinburgh Zoo.

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.

One of the U.K's earliest public water supplies is within the "plague village."

Eyam took steps to quarantine themselves and keep the plague from spreading.